Bump up Font Awesome to 5.8.1

lemoncurry/jinja2/lemoncurry/layout.html

@@ -40,8 +40,8 @@
     {% block styles %}{% endblock %}
     {% endcompress %}
 
-    <script type="text/javascript" defer src="https://use.fontawesome.com/releases/v5.6.3/js/all.js"
-            integrity="sha384-EIHISlAOj4zgYieurP0SdoiBYfGJKkgWedPHH4jCzpCXLmzVsw1ouK59MuUtP4a1" crossorigin="anonymous"></script>
+    <script type="text/javascript" defer src="https://use.fontawesome.com/releases/v5.8.1/js/all.js"
+            integrity="sha384-g5uSoOSBd7KkhAMlnQILrecXvzst9TdC09/VM+pjDTCM+1il8RHz5fKANTFFb+gQ" crossorigin="anonymous"></script>
   </head>
   <body{% block body_attr %}{% endblock %}>
     <header>